| article html file updated | 6 February 2020 06:43 CET | Update | https://www.mdpi.com/2071-1050/6/1/365 |
| article html file updated | 7 May 2019 19:50 CEST | Update | - |
| article html file updated | 21 March 2019 10:59 CET | Update | - |
| article html file updated | 19 August 2015 17:17 CEST | Original file | - |
| article pdf uploaded. | 16 January 2014 14:47 CET | Updated version of record | https://www.mdpi.com/2071-1050/6/1/365/pdf |
| article pdf uploaded. | 15 January 2014 14:48 CET | Updated version of record | https://www.mdpi.com/2071-1050/6/1/365/pdf-vor |
| article pdf uploaded. | 13 January 2014 11:47 CET | Version of Record | https://www.mdpi.com/2071-1050/6/1/365/pdf-vor |
